CVE-2020-18683 : Security Advisory and Response

Floodlight through 1.2 has poor input validation in checkFlow in StaticFlowEntryPusherResource.java due to mishandling of undefined fields.

Understanding CVE-2020-18683

This CVE involves a vulnerability in Floodlight through version 1.2 that results from inadequate input validation.

What is CVE-2020-18683?

The vulnerability in Floodlight through version 1.2 arises from poor input validation in the checkFlow function in StaticFlowEntryPusherResource.java, primarily due to mishandling of undefined fields.

The Impact of CVE-2020-18683

This vulnerability could potentially be exploited by attackers to execute arbitrary code or disrupt services, posing a significant risk to affected systems.

Technical Details of CVE-2020-18683

Floodlight through version 1.2 is susceptible to the following:

Vulnerability Description

The vulnerability stems from inadequate input validation in the checkFlow function in StaticFlowEntryPusherResource.java, leading to mishandling of undefined fields.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the undefined fields in the checkFlow function, potentially leading to unauthorized code execution or service disruption.

Mitigation and Prevention

To address CVE-2020-18683, consider the following steps:

Immediate Steps to Take

Implement input validation mechanisms to ensure data integrity.
Monitor network traffic for any suspicious activities.
Apply security patches or updates provided by the vendor.

Long-Term Security Practices

Conduct regular security assessments and audits.
Educate developers on secure coding practices.
Stay informed about emerging threats and vulnerabilities.

Patching and Updates

Stay updated with security advisories from the vendor.
Apply patches or updates promptly to mitigate the risk of exploitation.